国家/地区 美国（23）
IPC部 C（23）
IPC大类 C01（23） H01（9） B01（8）
B82（4） C08（4） C09（4）
D01（4） G01（4） H05（3）
IPC小类 C01B（23）
IPC C01B032/19（23）
发明人 KANER R B（2） LIU W（2）
公开年 2021（21）
申请年 2020（23）
专利权人 LG CHEM LTD（2） LG ENERGY SO.（2）

Preparation of graphene involves growing graphene film on growth substrate, setting viscose layer on surface of graphene film, removing growth substrate and using water or cleaning organic solvent, and etching away from surface film.

FAN S, LI Q, JIN Y, ZHANG L, ZHANG T

Polymer composite comprises epoxy based polymer forming polymer matrix, and amino-graphene dispersed throughout polymer matrix, where graphene is functionalized with 3,5-dinitrophenyl groups to form functionalized graphene.

ZHU S S, ALTAIE I, FIHRI A, SWAGER T M, ALAMRI H A

Composite material for shielding or absorbing electromagnetic wave in e.g. smart phone, has electromagnetic absorbing material comprising silicon carbide, and conductive material comprising two-dimensional carbon material containing graphite sheet and graphene sheet.

CHU Y S, KE Y, HSIEH C, HSIEH I, HO H, LIU W, ZHU J, XIE Z, XIE Y, HE X, LLKE Y, LLCHU Y S

Preparation of nitrogen-doped graphene used as supercapacitor material, involves ultrasonically, mechanically and/or thermally treating fluorinated graphite dispersion, contacting azide reagent, and dialyzing obtained product against water.

OTYEPKA M, BAKANDRITSOS A, SEDAJOVA V, JAKUBEC P

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Face mask e.g. surgical mask, comprises mask component for covering wearers mouth and nose and comprising air-permeable outer layer, inner layer and graphene layer, and fastener for connecting mask component to wearer.

JANG B Z, ZHAMU A

Preparation of polymeric materials comprising graphene, graphene oxide, or reduced graphene oxide of layer(s) used for conferring of electrical conductivity, involves kneading at temperature below melting point of polymer or its mixture.

GOMEZ CORDON J, PEREZ MARTINEZ J, OTANO JIMENEZ L, OTANO J L, PEREZ M J, GOMEZ C J

Manufacture of spherical nanocarbon fiber assembly used for manufacturing carbon nanorods, involves spraying dispersion liquid comprising cellulose nanofibers on brine liquid, freezing, drying in vacuum, heating and carbonizing in preset atmosphere.

MASAYA N, MIKAYO I, YUZU K, HIROAKI T, TAKESHI K, KOMATSU T, TAGUCHI H, KOBAYASHI Y, IWATA M, NOHARA M

Electromagnetic shield for electromagnetic interference shielding devices and materials, comprises substrate, conductive additive, and binder incorporated with the conductive additive and deposited on the substrate.

KANER R B, ELKADY M F, KAVANAUGH J, LAINE S, LKADIMACHEREF, JACK K

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N